/*
 * Copyright 2009 BioTeam Inc
 * 
 * Licensed under License GNU LESSER GENERAL PUBLIC LICENSE version 3.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.gnu.org/copyleft/lesser.html
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package net.bioteam.appweb.submit;

public interface CommandPreProcessor
{
	/**
	 * preprocess the request parameters, parameter can be modified to affect the
	 * ensuing generated command.
	 * @param data
	 * @return
	 * 	0: no bulk sibmission is neeed.
	 *  >0: the number of bulk task is needed.
	 * @throws Exception
	 */
	public int preProcessor(UnfinishedJob job, ProgramValueBean bean) throws Exception;
	
	/**
	 * 
	 * @param data
	 * @return post script
	 * 	null if no post script is needed.
	 * @throws Exception
	 */
	public String getOutputScript(UnfinishedJob job, ProgramValueBean bean) throws Exception;
}

